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authorMattes D <github@xoft.cz>2013-10-07 22:19:14 +0200
committerMattes D <github@xoft.cz>2013-10-07 22:19:14 +0200
commite3ba3b8f97f8dd2a4e6dc7ec17f61a2d576fe346 (patch)
tree47b7c978eb2dfdb3771b1edf907482ade9eb1d34 /source/HTTPServer/EnvelopeParser.h
parentFixed startup timings on server restart. (diff)
parentFixed memory leaks in the HTTP framework (diff)
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Diffstat (limited to 'source/HTTPServer/EnvelopeParser.h')
-rw-r--r--source/HTTPServer/EnvelopeParser.h69
1 files changed, 69 insertions, 0 deletions
diff --git a/source/HTTPServer/EnvelopeParser.h b/source/HTTPServer/EnvelopeParser.h
new file mode 100644
index 000000000..6430fbebf
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+++ b/source/HTTPServer/EnvelopeParser.h
@@ -0,0 +1,69 @@
+
+// EnvelopeParser.h
+
+// Declares the cEnvelopeParser class representing a parser for RFC-822 envelope headers, used both in HTTP and in MIME
+
+
+
+
+
+#pragma once
+
+
+
+
+
+class cEnvelopeParser
+{
+public:
+ class cCallbacks
+ {
+ public:
+ /// Called when a full header line is parsed
+ virtual void OnHeaderLine(const AString & a_Key, const AString & a_Value) = 0;
+ } ;
+
+
+ cEnvelopeParser(cCallbacks & a_Callbacks);
+
+ /** Parses the incoming data.
+ Returns the number of bytes consumed from the input. The bytes not consumed are not part of the envelope header
+ */
+ int Parse(const char * a_Data, int a_Size);
+
+ /// Makes the parser forget everything parsed so far, so that it can be reused for parsing another datastream
+ void Reset(void);
+
+ /// Returns true if more input is expected for the envelope header
+ bool IsInHeaders(void) const { return m_IsInHeaders; }
+
+ /// Sets the IsInHeaders flag; used by cMultipartParser to simplify the parser initial conditions
+ void SetIsInHeaders(bool a_IsInHeaders) { m_IsInHeaders = a_IsInHeaders; }
+
+public:
+ /// Callbacks to call for the various events
+ cCallbacks & m_Callbacks;
+
+ /// Set to true while the parser is still parsing the envelope headers. Once set to true, the parser will not consume any more data.
+ bool m_IsInHeaders;
+
+ /// Buffer for the incoming data until it is parsed
+ AString m_IncomingData;
+
+ /// Holds the last parsed key; used for line-wrapped values
+ AString m_LastKey;
+
+ /// Holds the last parsed value; used for line-wrapped values
+ AString m_LastValue;
+
+
+ /// Notifies the callback of the key/value stored in m_LastKey/m_LastValue, then erases them
+ void NotifyLast(void);
+
+ /// Parses one line of header data. Returns true if successful
+ bool ParseLine(const char * a_Data, size_t a_Size);
+} ;
+
+
+
+